diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+1.1.1
+=====
+  * Fix GHC 8.2.1 and Stackage LTS-9 build.
+
 1.1.0
 =====
   * Add `linkEvent` to `SavedEvent`.
diff --git a/eventsource-api.cabal b/eventsource-api.cabal
--- a/eventsource-api.cabal
+++ b/eventsource-api.cabal
@@ -1,10 +1,10 @@
--- This file has been generated from package.yaml by hpack version 0.15.0.
+-- This file has been generated from package.yaml by hpack version 0.17.1.
 --
 -- see: https://github.com/sol/hpack
 
 name:           eventsource-api
-version:        1.1.0
-synopsis:       Provides a eventsourcing high level API.
+version:        1.1.1
+synopsis:       Provides an eventsourcing high level API.
 description:    Please read README.md.
 category:       Eventsourcing
 homepage:       https://github.com/YoEight/eventsource-api#readme
@@ -34,7 +34,7 @@
   ghc-options: -Wall
   build-depends:
       base >=4.9 && <5
-    , protolude >= 0.1.10 && <0.2
+    , protolude >= 0.1.10 && <0.3
     , uuid
     , aeson
     , mtl
diff --git a/package.yaml b/package.yaml
--- a/package.yaml
+++ b/package.yaml
@@ -16,7 +16,7 @@
     - NoImplicitPrelude
   dependencies:
     - base >=4.9 && <5
-    - protolude >= 0.1.10 && <0.2
+    - protolude >= 0.1.10 && <0.3
     - uuid
     - aeson
     - mtl
@@ -28,5 +28,5 @@
 author: Yorick Laupa
 maintainer: yo.eight@gmail.com
 name: eventsource-api
-synopsis: Provides a eventsourcing high level API.
-version: '1.1.0'
+synopsis: Provides an eventsourcing high level API.
+version: '1.1.1'
diff --git a/stack.yaml b/stack.yaml
--- a/stack.yaml
+++ b/stack.yaml
@@ -15,7 +15,7 @@
 # resolver:
 #  name: custom-snapshot
 #  location: "./custom-snapshot.yaml"
-resolver: lts-7.14
+resolver: nightly-2017-08-14
 
 # User packages to be built.
 # Various formats can be used as shown in the example below.
@@ -39,7 +39,7 @@
 - '.'
 # Dependency packages to be pulled from upstream that are not in the resolver
 # (e.g., acme-missiles-0.3)
-extra-deps: []
+extra-deps: [ protolude-0.2 ]
 
 # Override default flag values for local packages and extra-deps
 flags: {}